Finding the Fourth Proportional to 7,164,097.98, 9,869,640.58 and 4,984,893.42
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Solution
The fourth proportional to 7,164,097.98, 9,869,640.58 and 4,984,893.42 is: 6,867,453.03
Step by Step Solution
- Step 1: Write the proportion equation
7,164,097.98 : 9,869,640.58 = 4,984,893.42 : x - Step 2: Convert to fraction form
7,164,097.98/9,869,640.58 = 4,984,893.42/x - Step 3: Cross multiply
7,164,097.98x = 9,869,640.58 × 4,984,893.42 - Step 4: Simplify right side
7,164,097.98x = 49,199,106,385,006.98 - Step 5: Solve for x
x = 49,199,106,385,006.98/7,164,097.98 - Step 6: Final answer
x = 6,867,453.03
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.